h3 {
  color: #555555;
  font-size: 1.4rem;
  letter-spacing: 0;
  margin-bottom: 0.5rem;
}

a {
  color: #0078FF;
}

.container div {
  text-align: center;
}

#footer {
  position: fixed;
  display: inherit;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  background-color: white;
}

.open-on-iphone {
  display: none;
}

@media (min-width: 550px) {
  .container div {
    text-align: inherit;
  }
  
  .open-on-iphone {
    display: inherit;
  }
  
  #footer {
    display: none;
  }
}

#header {
  margin-top: 1rem;
}

#header h3 {
  margin-top: 1rem;
}

#app-icon {
  margin-top: 2rem;
  width: 100px;
  height: 120px;
}
@media (min-height: 500px) {
  #app-icon {
    width: 160px;
    height: 192px;
  }
}
@media (min-height: 560px) {
  #app-icon {
    width: 200px;
    height: 240px;
  }
}

#action {
  background-color: #0078FF;
  color: #FFF;
  font-size: 2.4rem;
  font-weight: bold;
  padding-top: 10px;
  padding-bottom: 10px;
}

#action a {
  text-decoration: none;
  text-transform: uppercase;
  color: white;
}

#more-info {
  display: none;
}
@media (min-width: 550px) {
  #more-info {
    display: inherit;
    position: relative;
    height: 100vh;
  }
}

#iphone {
  width: 285px;
  height: 601px;
  background: url('../images/iphone.png') no-repeat center center;
  background-size: 75%;
}

#iphone iframe {
  position: relative;
  top: 130px;
  left: 50px;
}